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February 29, 2016

A curious situation has recently arisen in electricity grids around the world: The wholesale price of electricity has occasionally gone negative. This means that the market will pay customers to use electricity. The grid in ... [continue reading]

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December 29, 2015

You would be professionally remiss if you did not read “Attics and Crawl Spaces” in this issue. The article by Terry Nordbye is a valuable reminder that home performance problems too often begin ... [continue reading]

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November 01, 2015

The outrage against Volkswagen (VW) is justified, but let’s not forget that other manufacturers—a lot of manufacturers—have been circumventing energy and emissions tests for decades. Here are a few ... [continue reading]

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August 30, 2015

After the first oil embargo, in 1973, our nation recognized the need to save energy in a coordinated way. It made sense to designate energy utilities to coordinate energy-saving activities in buildings, because nobody had better ... [continue reading]